a) +2 + ----- = +29 –7 + = 33
b) ---- +(+81) = +75 + (–13) = –17
c) –8 + ------- = –57 –17 + = –38
d) +4 + ------- = +14 + (+32) = +27
e) -----+ (+25) = +13 –6 + = –20
b) ---- +(+81) = +75 + (–13) = –17
c) –8 + ------- = –57 –17 + = –38
d) +4 + ------- = +14 + (+32) = +27
e) -----+ (+25) = +13 –6 + = –20
Respuesta:
Explicación paso a paso:
a. +27
b. -6
c. -49
d. +10
e. -12
coronita plis